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1 : // Copyright (c) 2006-2024 Made to Order Software Corp. All Rights Reserved 2 : // 3 : // https://snapwebsites.org/ 4 : // contact@m2osw.com 5 : // 6 : // This program is free software: you can redistribute it and/or modify 7 : // it under the terms of the GNU General Public License as published by 8 : // the Free Software Foundation, either version 3 of the License, or 9 : // (at your option) any later version. 10 : // 11 : // This program is distributed in the hope that it will be useful, 12 : // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 : // GNU General Public License for more details. 15 : // 16 : // You should have received a copy of the GNU General Public License 17 : // along with this program. If not, see <https://www.gnu.org/licenses/>. 18 : #pragma once 19 : 20 : // snapcatch2 21 : // 22 : #include <catch2/snapcatch2.hpp> 23 : 24 : 25 : // C++ 26 : // 27 : #include <string> 28 : #include <cstring> 29 : #include <cstdlib> 30 : #include <iostream> 31 : 32 : 33 : // The message() can be used to verify that version 34 : // 35 : //#include <snapdev/stringize.h> 36 : //#pragma message("Building unit tests with Catch2 version " SNAPDEV_STRINGIZE(CATCH_VERSION_MAJOR) "." SNAPDEV_STRINGIZE(CATCH_VERSION_MINOR) "." SNAPDEV_STRINGIZE(CATCH_VERSION_PATCH)) 37 : 38 : //#pragma GCC diagnostic pop 39 : 40 : 41 : namespace SNAP_CATCH2_NAMESPACE 42 : { 43 : 44 : 45 : 46 : class obj_setenv 47 : { 48 : public: 49 : obj_setenv(const std::string& var) 50 : : f_copy(strdup(var.c_str())) 51 : { 52 : putenv(f_copy); 53 : std::string::size_type p(var.find_first_of('=')); 54 : f_name = var.substr(0, p); 55 : } 56 : obj_setenv(obj_setenv const & rhs) = delete; 57 : obj_setenv & operator = (obj_setenv const & rhs) = delete; 58 : ~obj_setenv() 59 : { 60 : putenv(strdup((f_name + "=").c_str())); 61 : free(f_copy); 62 : } 63 : 64 : private: 65 : char * f_copy = nullptr; 66 : std::string f_name = std::string(); 67 : }; 68 : 69 : 70 : inline char32_t rand_char(bool full_range = false) 71 : { 72 : char32_t const max((full_range ? 0x0110000 : 0x0010000) - (0xE000 - 0xD800)); 73 : 74 : char32_t wc; 75 : do 76 : { 77 : wc = ((rand() << 16) ^ rand()) % max; 78 : } 79 : while(wc == 0); 80 : if(wc >= 0xD800) 81 : { 82 : // skip the surrogates 83 : // 84 : wc += 0xE000 - 0xD800; 85 : } 86 : 87 : return wc; 88 : } 89 : 90 : 91 10 : inline std::int64_t rand_int64() 92 : { 93 10 : return (static_cast<std::int64_t>(rand()) << 48) 94 10 : | (static_cast<std::int64_t>(rand()) << 32) 95 10 : | (static_cast<std::int64_t>(rand()) << 16) 96 10 : | (static_cast<std::int64_t>(rand()) << 0); 97 : } 98 : 99 : 100 : 101 : } 102 : // unittest namespace 103 : // vim: ts=4 sw=4 et